[164] Illya Marchenko 1-6,7-5,4-6 John Millman [58] 2021-10-20 13:25
Stadium: Central Court Round: 26 Ground: Hardcourt indoor
Head to Head
| ATP Sofia | 2021/09/30 09:00 | John Millman v Illya Marchenko | 5-7,7-6,6-3 |
Home History
| ATP Moscow | 2021/10/19 10:50 | Alexander Bublik v Illya Marchenko | 4-6,3-6 |
| ATP Moscow | 2021/10/17 09:00 | Illya Marchenko v Jurij Rodionov | 6-4,6-1 |
| ATP Moscow | 2021/10/16 07:00 | Radu Albot v Illya Marchenko | 6-7,3-6 |
| ATP Sofia | 2021/09/30 09:00 | John Millman v Illya Marchenko | 5-7,7-6,6-3 |
| ATP Sofia | 2021/09/29 09:00 | Andreas Seppi v Illya Marchenko | 4-6,2-6 |
| ATP Sofia | 2021/09/27 11:05 | Illya Marchenko v Tomas Machac | 3-6,6-3,7-6 |
| ATP Sofia | 2021/09/26 14:30 | Marco Cecchinato v Illya Marchenko | 3-6,3-6 |
| ATP Nur-Sultan | 2021/09/19 08:40 | Denis Yevseyev v Illya Marchenko | 6-4,6-4 |
Away History
| ATP Moscow | 2021/10/18 12:10 | John Millman v Benjamin Bonzi | 6-7,6-4,6-3 |
| ATP Indian Wells | 2021/10/10 18:00 | John Millman v Jannik Sinner | 2-6,2-6 |
| ATP Indian Wells | 2021/10/09 01:00 | Jack Sock v John Millman | 5-7,6-4,3-6 |
| ATP Sofia | 2021/10/01 11:00 | John Millman v Marcos Giron | 4-6,2-6 |
| ATP Sofia | 2021/09/30 09:00 | John Millman v Illya Marchenko | 5-7,7-6,6-3 |
| ATP Sofia | 2021/09/28 09:00 | John Millman v Mikael Ymer | 6-2,6-4 |
| ATP Nur-Sultan | 2021/09/24 09:10 | James Duckworth v John Millman | 6-4,6-4 |
| ATP Nur-Sultan | 2021/09/22 10:50 | Jaume Munar v John Millman | 4-6,7-6,5-7 |